Sû-thâu sek-ín
- rabbit
- race
- racism
- rack one's brain
- radius
- railroad
- rain
- raise
- raj
- rame
- ranjang
- ranska
- rato
- ratón
- rau mùi
- rauha
- raven
- reason
- reasoning
- receive
- recognize
- red date
- red jujube
- reductio ad absurdum
- reet
- reflection
- refuel
- regado
- regering
- regional
- registaro
- regnemaskine
- regret
- rekenaar
- rekenaarwetenskap
- relation
- relationship
- religion
- relva
- remédio
- renewable energy source
- renminbi
- rent
- repeatedly admonish
- repeatedly warn
- reply
- represent
- representative
- reproduction
- reproductive system
- reptile
- republic
- request
- require
- research
- resolve
- respirala sistemo
- respiration
- respiratory system
- respond
- restaurant
- result
- retaliatory
- return
- review
- reward
- rhinoceros
- rice
- riemu
- right whale
- rise up
- road
- rob
- rock and roll
- rodzina
- roh Kudus
- rola
- room
- root
- rope
- rose
- rouding up the herd with one throw
- roundup
- ruang
- rubbish
- ruimte
- rumpuhol
- rumput kering
- run
- run counter to
- rural area
- rust
- rustigheid
- ruumis
- rząd
- røv
- ręka